Home / 12,480,733,502.20-18,723,871,619.70-4,199,386,814.20

Finding the Fourth Proportional to 12,480,733,502.20, 18,723,871,619.70 and 4,199,386,814.20

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Solution

The fourth proportional to 12,480,733,502.20, 18,723,871,619.70 and 4,199,386,814.20 is: 6,300,012,701.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,480,733,502.20 : 18,723,871,619.70 = 4,199,386,814.20 : x
  2. Step 2: Convert to fraction form
    12,480,733,502.20/18,723,871,619.70 = 4,199,386,814.20/x
  3. Step 3: Cross multiply
    12,480,733,502.20x = 18,723,871,619.70 × 4,199,386,814.20
  4. Step 4: Simplify right side
    12,480,733,502.20x = 78,628,779,590,541,770,752
  5. Step 5: Solve for x
    x = 78,628,779,590,541,770,752/12,480,733,502.20
  6. Step 6: Final answer
    x = 6,300,012,701.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.